arclays Capital Inc. 476.9 4.2% 19 30 13 Pierpont Securities LLC 463.0 4.1% 27 36 14 Citigroup Global Markets Inc. 422.5 3.7% 17 30 15 CRT Capital Group LLC 399.3 3.5% 18 30 16 UBS Securities LLC 397.4 3.5% 11 18 17 The Bank of Nova Scotia 389.2 3.4% 26 36 18 Cantor Fitzgerald & Co. Inc